CN216848717U - USB sound card module compatible with HD AUDIO CODEC - Google Patents

USB sound card module compatible with HD AUDIO CODEC Download PDF

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CN216848717U
CN216848717U CN202121977547.9U CN202121977547U CN216848717U CN 216848717 U CN216848717 U CN 216848717U CN 202121977547 U CN202121977547 U CN 202121977547U CN 216848717 U CN216848717 U CN 216848717U
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宁亚伟
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Shenzhen JWIPC Technology Co Ltd
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Shenzhen JWIPC Technology Co Ltd
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Abstract

The utility model discloses a USB sound card module, a USB sound card module includes: KT0210 digital AUDIO decoding module, the layout of the KT0210 digital AUDIO decoding module is the same as the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder, a USB sound card 5V input unit, a USB interface unit, an MIC audio input unit, an earphone power amplifier output unit, a GPIO interface unit and a grounding unit; the USB sound card 5V input unit, the USB interface unit, the MIC audio input unit, the earphone power amplifier output unit, the GPIO interface unit and the grounding unit are respectively electrically connected with the digital audio decoder. The utility model discloses can agree with the HD AUDIO CODEC of present mainstream, realize with HD AUDIO CODEC's compatibility, the substitution is strong.

Description

USB sound card module compatible with HD AUDIO CODEC
Technical Field
The utility model relates to a chip design technical field especially relates to a USB sound card module with HD AUDIO CODEC compatibility.
Background
Referring to fig. 1, in the prior art, the HD AUDIO CODEC chip is mainly used in the X86 PC computer to implement AUDIO input/output function. However, the HD AUDIO CODEC (high definition AUDIO CODEC) has a single supply channel, and once the upstream supply has a problem, it directly affects the design and production of the product, and incurs immeasurable loss to the company. Therefore, the invention of a USB sound card module compatible with HD AUDIO CODEC is an urgent problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a USB sound card module with HD AUDIO CODEC compatibility.
The utility model discloses a USB sound card module compatible with HD AUDIO CODEC, which comprises a KT0210 digital AUDIO decoding module, wherein the layout of the KT0210 digital AUDIO decoding module is the same as that of the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder, a USB sound card 5V input unit, a USB interface unit, an MIC audio input unit, an earphone power amplifier output unit, a GPIO interface unit and a grounding unit; the USB sound card 5V input unit, the USB interface unit, the MIC audio input unit, the earphone power amplifier output unit, the GPIO interface unit and the grounding unit are respectively and electrically connected with the digital audio decoder. The utility model discloses can agree with the HD AUDIO CODEC of present mainstream, realize with HD AUDIO CODEC's compatibility, the substitution is strong.
Preferably, the KT0210 digital audio decoding module further includes an enabling unit; the enabling unit is electrically connected with a GPIO6 pin of the digital audio decoder.
Preferably, the USB interface unit includes a first USB signal output terminal and a second USB signal output terminal; the first USB signal output end is electrically connected with a USB _ DP pin of the digital audio decoder, and the second USB signal output end is electrically connected with a USB _ DM pin of the digital audio decoder.
Preferably, the MIC audio input unit includes a first MIC audio input subunit and a second MIC audio input subunit; the first MIC audio input subunit comprises a first left channel audio output end and a first right channel audio output end; the second MIC audio input subunit comprises a second left channel audio output end and a second right channel audio output end; the first left channel audio output end is respectively electrically connected with VIN + pin of the digital audio decoder, the first right channel audio output end is respectively electrically connected with AREF18 pin, DRV _ SNS pin, MIC _ BIAS pin and MIC _ KEY pin of the digital audio decoder, the second left channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder, and the second right channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder.
Preferably, the earphone power amplifier output unit comprises an earphone power amplifier left channel audio output end and an earphone power amplifier right channel audio output end; the earphone power amplifier left sound channel audio output end is electrically connected with an HPA _ L pin of the digital audio decoder, and the earphone power amplifier right sound channel output end is electrically connected with an HPA _ R pin of the digital audio decoder.
Preferably, the GPIO interface unit includes an MIC insertion detection end and an earphone insertion detection end; the MIC insertion detection end is electrically connected with a GPIO7 pin of the digital audio decoder, and the earphone insertion detection end is electrically connected with a GPIO6 pin of the digital audio decoder.
Preferably, the USB sound card 5V input unit is electrically connected to VDD50_ IN of the digital audio decoder.
The utility model discloses a have following beneficial effect with HD AUDIO CODEC compatible USB sound card module, the utility model discloses a include with HD AUDIO CODEC compatible USB sound card module: KT0210 digital AUDIO decoding module, the layout of the KT0210 digital AUDIO decoding module is the same as the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder, a USB sound card 5V input unit, a USB interface unit, an MIC audio input unit, an earphone power amplifier output unit, a GPIO interface unit and a grounding unit; the USB sound card 5V input unit, the USB interface unit, the MIC audio input unit, the earphone power amplifier output unit, the GPIO interface unit and the grounding unit are respectively and electrically connected with the digital audio decoder. The USB interface unit is used for realizing input and output of USB signals and is equivalently compatible with a USB _ DP pin and a USB _ DM pin of the HD AUDIO CODEC; the MIC AUDIO input unit is used for realizing MIC AUDIO signal input and is equivalently compatible with an MIC _ IN pin of the HD AUDIO CODEC; the earphone power amplifier output unit is used for realizing the output of earphone power amplifier signals and is equivalently compatible with an HP _ OUT pin of the HD AUDIO CODEC; the GPIO interface unit is used for realizing GPIO port logic expansion and is equivalently compatible with a GPI pin of the HD AUDIO CODEC; the grounding unit is equivalent compatible with a GND pin of the HD AUDIO CODEC. The utility model discloses a SMT production technology, the circuit is simple, saves the PCB space, simplifies the layout design, realizes HD AUDIO CODEC's compatible replacement. Therefore, the utility model discloses can agree with the HD AUDIO CODEC of present mainstream, realize with HD AUDIO CODEC's compatibility, the alternative is strong.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the present invention will be further described below with reference to the accompanying drawings and embodiments, wherein the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without inventive work according to the drawings:
FIG. 1 is a schematic circuit diagram of the HD AUDIO CODEC of the USB sound card module compatible with the HD AUDIO CODEC in accordance with the preferred embodiment of the present invention;
FIG. 2 is a pin diagram of a USB sound card module compatible with the HD AUDIO CODEC in accordance with a preferred embodiment of the present invention;
FIG. 3 is a schematic circuit diagram of a USB sound card module compatible with the HD AUDIO CODEC in accordance with a preferred embodiment of the present invention;
FIG. 4 is a packaging diagram of a USB sound card module compatible with the HD AUDIO CODEC in accordance with a preferred embodiment of the present invention;
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, a clear and complete description will be given below with reference to the technical solutions of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The preferred embodiment of the present invention is shown in fig. 1 and fig. 2, and comprises a KT0210 digital AUDIO decoding module, wherein the layout of the KT0210 digital AUDIO decoding module is the same as that of the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder U1, a USB sound card 5V input unit 11, a USB interface unit 12, an MIC audio input unit 13, an earphone power amplifier output unit 14, a GPIO interface unit 15 and a grounding unit; the USB sound card 5V input unit 11, the USB interface unit 12, the MIC audio input unit 13, the earphone power amplifier output unit 14, the GPIO interface unit 15 and the grounding unit are respectively and electrically connected with the digital audio decoder U1. The USB interface unit 12 is used for realizing input and output of USB signals, and is equivalently compatible with a USB _ DP pin and a USB _ DM pin of the HD AUDIO CODEC; the MIC AUDIO input unit 13 is used for realizing MIC AUDIO signal input and is equivalent compatible with an MIC _ IN pin of the HD AUDIO CODEC; the earphone power amplifier output unit 14 is used for realizing the output of earphone power amplifier signals and is equivalently compatible with an HP _ OUT pin of the HD AUDIO CODEC; the GPIO interface unit 15 is used for realizing GPIO port logic expansion and is equivalently compatible with a GPI pin of the HD AUDIO CODEC; the ground unit is equivalently compatible with a GND pin of the HD AUDIO CODEC. The utility model discloses a SMT production technology, the circuit is simple, saves the PCB space, simplifies the layout design, realizes HD AUDIO CODEC's compatible replacement. Therefore, the utility model discloses can agree with the HD AUDIO CODEC of present mainstream, realize with HD AUDIO CODEC's compatibility, the substitution is strong.
Preferably, the KT0210 digital audio decoding module further includes an enabling unit 16; the enabling unit 16 is electrically connected with a GPIO6 pin of the digital audio decoder U1.
Preferably, referring to fig. 2 and fig. 4, in the present embodiment, the pin of the USB sound card module compatible with the HD AUDIO CODEC provided by the present invention is the same as the pin of the HD AUDIO CODEC, and the package is the same, so as to realize equivalent replacement.
Preferably, referring to fig. 3 and the pin definition table diagram, the USB interface unit 12 includes a first USB signal output terminal and a second USB signal output terminal; the first USB signal output end is electrically connected with a USB _ DP pin of the digital audio decoder U1, and the second USB signal output end is electrically connected with a USB _ DM pin of the digital audio decoder U1.
Specifically, a table diagram is defined for the pin locations as follows:
Figure DEST_PATH_GDA0003524101520000051
preferably, the MIC audio input unit 13 includes a first MIC audio input subunit 131 and a second MIC audio input subunit 132; the first MIC audio input subunit 131 includes a first left channel audio output end and a first right channel audio output end; the second MIC audio input subunit 132 includes a second left channel audio output end and a second right channel audio output end; the first left channel audio output end is respectively electrically connected with VIN + pin of the digital audio decoder U1, the first right channel audio output end is respectively electrically connected with AREF18 pin, DRV _ SNS pin, MIC _ BIAS pin and MIC _ KEY pin of the digital audio decoder U1, the second left channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder U1, and the second right channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder U1.
Preferably, the earphone power amplifier output unit 14 includes an earphone power amplifier left channel audio output end and an earphone power amplifier right channel audio output end; the earphone power amplifier left channel audio output end is electrically connected with an HPA _ L pin of the digital audio decoder U1, and the earphone power amplifier right channel output end is electrically connected with an HPA _ R pin of the digital audio decoder U1.
Preferably, the GPIO interface unit 15 includes an MIC insertion detection end and an earphone insertion detection end; the MIC insertion detection end is electrically connected with a GPIO7 pin of the digital audio decoder U1, and the earphone insertion detection end is electrically connected with a GPIO6 pin of the digital audio decoder U1.
Preferably, the USB sound card 5V input unit 11 is electrically connected to VDD50_ IN of the digital audio decoder U1.
To sum up, the utility model provides a USB sound card module compatible with HD AUDIO CODEC includes KT0210 digital AUDIO decoding module, the layout of KT0210 digital AUDIO decoding module is the same as the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder U1, a USB sound card 5V input unit 11, a USB interface unit 12, an MIC audio input unit 13, an earphone power amplifier output unit 14, a GPIO interface unit 15 and a grounding unit; the USB sound card 5V input unit 11, the USB interface unit 12, the MIC audio input unit 13, the earphone power amplifier output unit 14, the GPIO interface unit 15 and the grounding unit are respectively and electrically connected with the digital audio decoder U1. The USB interface unit 12 is configured to implement input and output of USB signals, and is equivalently compatible with the USB _ DP pin and the USB _ DM pin of the HD AUDIO CODEC; the MIC AUDIO input unit 13 is used for realizing MIC AUDIO signal input and is equivalent compatible with an MIC _ IN pin of the HD AUDIO CODEC; the earphone power amplifier output unit 14 is used for realizing the output of earphone power amplifier signals and is equivalently compatible with an HP _ OUT pin of the HD AUDIO CODEC; the GPIO interface unit 15 is used for realizing GPIO port logic expansion and is equivalently compatible with a GPI pin of the HD AUDIO CODEC; the ground unit is equivalently compatible with a GND pin of the HD AUDIO CODEC. The utility model discloses a SMT production technology, the circuit is simple, saves the PCB space, simplifies the layout design, realizes HD AUDIO CODEC's compatible replacement. Therefore, the utility model discloses can agree with the HD AUDIO CODEC of present mainstream, realize with HD AUDIO CODEC's compatibility, the substitution is strong.
The USB sound card module compatible with HD AUDIO CODEC provided by the present invention is introduced in detail, and the specific examples are applied herein to explain the principle and the implementation of the present invention, and the description of the above embodiments is only used to help understand the method and the core idea of the present invention; meanwhile, to the general technical personnel in this field, according to the utility model discloses an idea, all can have the change part on concrete implementation and application scope, to sum up, this description content only is the utility model discloses an embodiment, does not consequently restrict the utility model discloses a patent scope, all utilize the equivalent structure or the equivalent flow transform that the content of the description and the attached drawing did, or directly or indirectly use in other relevant technical fields, all the same reason is included in the utility model discloses a patent protection scope. And should not be construed as limiting the invention.

Claims (7)

1. A USB sound card module compatible with HD AUDIO CODEC is characterized by comprising a KT0210 digital AUDIO decoding module, wherein the layout of the KT0210 digital AUDIO decoding module is the same as that of the HD AUDIO CODEC; the KT0210 digital audio decoding module comprises a digital audio decoder, a USB sound card 5V input unit, a USB interface unit, an MIC audio input unit, an earphone power amplifier output unit, a GPIO interface unit and a grounding unit; the USB sound card 5V input unit, the USB interface unit, the MIC audio input unit, the earphone power amplifier output unit, the GPIO interface unit and the grounding unit are respectively and electrically connected with the digital audio decoder.
2. The HD AUDIO CODEC-compatible USB sound card module of claim 1, wherein the KT0210 digital AUDIO decoding module further comprises an enabling unit; the enabling unit is electrically connected with a GPIO6 pin of the digital audio decoder.
3. The HD AUDIO CODEC-compatible USB sound card module of claim 1, wherein the USB interface unit comprises a first USB signal output terminal and a second USB signal output terminal; the first USB signal output end is electrically connected with a USB _ DP pin of the digital audio decoder, and the second USB signal output end is electrically connected with a USB _ DM pin of the digital audio decoder.
4. The HD AUDIO CODEC-compatible USB sound card module of claim 1, wherein the MIC AUDIO input unit comprises a first MIC AUDIO input sub-unit and a second MIC AUDIO input sub-unit; the first MIC audio input subunit comprises a first left channel audio output end and a first right channel audio output end; the second MIC audio input subunit comprises a second left channel audio output end and a second right channel audio output end; the first left channel audio output end is respectively electrically connected with VIN + pin of the digital audio decoder, the first right channel audio output end is respectively electrically connected with AREF18 pin, DRV _ SNS pin, MIC _ BIAS pin and MIC _ KEY pin of the digital audio decoder, the second left channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder, and the second right channel audio output end is respectively electrically connected with SLEVE _ REF pin of the digital audio decoder.
5. The USB sound card module of claim 1, wherein the earphone power amplifier output unit comprises an earphone power amplifier left channel AUDIO output and an earphone power amplifier right channel AUDIO output; the earphone power amplifier left sound channel audio output end is electrically connected with an HPA _ L pin of the digital audio decoder, and the earphone power amplifier right sound channel output end is electrically connected with an HPA _ R pin of the digital audio decoder.
6. The HD AUDIO CODEC-compatible USB sound card module of claim 1, wherein the GPIO interface unit comprises an MIC insertion detection terminal and an earphone insertion detection terminal; the MIC insertion detection end is electrically connected with a GPIO7 pin of the digital audio decoder, and the earphone insertion detection end is electrically connected with a GPIO6 pin of the digital audio decoder.
7. The HD AUDIO CODEC-compatible USB sound card module of claim 1, wherein the USB sound card 5V input unit is electrically connected to VDD50_ IN of the digital AUDIO decoder.
CN202121977547.9U 2021-08-20 2021-08-20 USB sound card module compatible with HD AUDIO CODEC Active CN216848717U (en)

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